How to listen songs automatically in all folders?

Method 1

-Click the MODE transfer to SD Card format.

-Click Menu, the screen will show " Repeat" at the top,

-Click Menu to select it.

-Click Menu to select "Repeat All" 

-Click the play button below MENU 

After these steps, songs in all folders will play automatically.

Method 2

-Click the MODE transfer to SD Card format.

-Click Menu, the screen will show " Repeat" at the top,

-Click Menu to select it.

-Click Menu to select "Repeat All" 

-Click "Next track" twice to select “Repeat one”

-Click Menu to select “Random”

-Click the Play button below Menu twice back to the main menu screen.

After these steps, songs in all folders will play automatically.